Big B is one of those actors who are always ready to help their friends. Grapevine has it that after joining hands with noted ad filmmaker R Balki to make 'Cheeni Kum' and 'Paa', Amitabh Bachchan has now taken time out to write the foreword of another ad maker and friend Subramani Ramachandran aka Subbu's soon-to-release book of poetry.
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